class Settings:
    """存储《外星人入侵》的所有设置的类"""

    def __init__(self):
        """初始化游戏 的静态设置"""
        self.screen_width = 1200
        self.screen_height = 800
        self.bg_color = (230, 230, 230)

        # 飞船设置
        self.ship_limit = 2

        # 子弹设置
        self.bullet_width = 3
        self.bullet_height = 15
        self.bullet_color = 60, 60, 60
        self.bullet_allowed = 10
        # self.fire_flag = False

        # 外星人设置
        self.fleet_drop_speed = 10

        # 以什么样的速度加快游戏节奏
        self.speedup_scale = 1.1
        # 外星人点数的提高速度
        self.score_scale = 1.5
        # 最高分存储的文件
        self.high_score_file_path = "high_score.txt"

        # 音效设置
        self.music_volume = 0.3  # 背景音乐音量 0.0-1.0
        self.sound_volume = 0.5  # 音效音量 0.0-1.0
        self.volume_step = 0.1   # 音量调节步长

        self.initialize_dynamicc_setting()



    def initialize_dynamicc_setting(self):
        """初始化随游戏进行而变化的设置"""
        self.ship_speed_factor = 1.5
        self.bullet_speed_factor = 3
        self.alien_speed_factor = 1
        # fleet_direction 1-右移  -1-左移
        self.fleet_direction = 1
        # 记分
        self.alien_points = 50

    def increase_speed(self):
        """提高速度设置"""
        self.ship_speed_factor *= self.speedup_scale
        self.bullet_speed_factor *= self.speedup_scale
        self.alien_speed_factor *= self.speedup_scale
        self.alien_points = int(self.alien_points * self.score_scale)
